Revert r161932 "DevTools: [Linux] "dock to right" is broken after turning a tab into a window."

chrome/browser/ui/gtk/tabs/dragged_tab_controller_gtk.cc

Index: chrome/browser/ui/gtk/tabs/dragged_tab_controller_gtk.cc
diff --git a/chrome/browser/ui/gtk/tabs/dragged_tab_controller_gtk.cc b/chrome/browser/ui/gtk/tabs/dragged_tab_controller_gtk.cc
index b0181fcee9236f2727200ecfdd1bcb233ce24852..bfb1a1077c92547e238b5ebe0650344dd1b2c3cf 100644
--- a/chrome/browser/ui/gtk/tabs/dragged_tab_controller_gtk.cc
+++ b/chrome/browser/ui/gtk/tabs/dragged_tab_controller_gtk.cc
@@ -756,8 +756,6 @@ bool DraggedTabControllerGtk::CompleteDrag() {
         base::Bind(&DraggedTabControllerGtk::OnAnimateToBoundsComplete,
                    base::Unretained(this)));
     destroy_immediately = false;
-    attached_tabstrip_->window()->SetDevToolsDockSide(
-        source_tabstrip_->window()->devtools_dock_side());
   } else {
     // Compel the model to construct a new window for the detached
     // TabContents.
@@ -780,7 +778,6 @@ bool DraggedTabControllerGtk::CompleteDrag() {
                                      drag_data_->GetAddTypesForDraggedTabAt(i));
     }
     RestoreSelection(new_model);
-    new_browser->window()->SetDevToolsDockSide(window->devtools_dock_side());
     new_browser->window()->Show();
     CleanUpHiddenFrame();
   }